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view gcc/testsuite/g++.dg/cpp0x/Wredundant-move5.C @ 145:1830386684a0
gcc-9.2.0
author | anatofuz |
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date | Thu, 13 Feb 2020 11:34:05 +0900 |
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// PR c++/88692 // { dg-do compile { target c++11 } } // { dg-options "-Wredundant-move" } // Define std::move. namespace std { template<typename _Tp> struct remove_reference { typedef _Tp type; }; template<typename _Tp> struct remove_reference<_Tp&> { typedef _Tp type; }; template<typename _Tp> struct remove_reference<_Tp&&> { typedef _Tp type; }; template<typename _Tp> constexpr typename std::remove_reference<_Tp>::type&& move(_Tp&& __t) noexcept { return static_cast<typename std::remove_reference<_Tp>::type&&>(__t); } } struct X { X f() && { return std::move(*this); // { dg-bogus "redundant move in return statement" } } X f2() & { return std::move(*this); // { dg-bogus "redundant move in return statement" } } X f3() { return std::move(*this); // { dg-bogus "redundant move in return statement" } } }; struct S { int i; int j; }; struct Y { S f1 (S s) { return std::move (s); // { dg-warning "redundant move in return statement" } } S f2 (S* s) { return std::move (*s); // { dg-bogus "redundant move in return statement" } } S f3 (S** s) { return std::move (**s); // { dg-bogus "redundant move in return statement" } } };